Model No. SA-AKX95LMK - Panasonic

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9.1.3. D-AMP P.C.B. Resistor Defective R5410 Resistor Defective R5405 Resistor Defective R5402 Resistor Defective R5005 Resistor Defective R5004 Resistor Defective R5201 Resistor Defective R5200 Resistor Defective R5305 Resistor Defective R5302 Resistor Defective R5411 Audio Digital Amp IC: IC5400 Resistor Defective R5011 Resistor Defective R5010 Audio Digital Amp IC: IC5000 Resistor Defective R5211 Resistor Defective R5210 Audio Digital Amp IC: IC5200 Resistor Defective R5311 Resistor Defective R5310 Audio Digital Amp IC: IC5300 Fig. 4 D-Amp P.C.B. 28
9.2. Troubleshooting Guide for F61 and/or F76 This section illustrates the checking procedures when upon detecting the error of “F61” and/or “F76” after power up of the unit. It is for purpose of troubleshooting and checking in SMPS, Main & D-Amp P.C.B.. Symptom Checking Items Possible Fault(s) Set cannot ON 1 AC Cord 1 AC Cord Faulty, Loose connection. 2 AC Inlet, P5701 2 P5701 solder crack, dry joint. 3 Fuse, F1 3 Fuse, F1 Open . 4 Photocoupler 4 PC5702/PC5799 solder crack. PC5702, PC5799 Dry joint, short circuit, open circuit. 5 Switching Regulator 5 IC5701 Faulty. IC, IC5701 6 Main Transformer T5751 6a 6b T5751 Faulty. Switching Mode Power Supply Control IC (IC5799) faulty. 6c D5798 faulty. Remarks Refer to Section 9.1.1 Fig. 1. SMPS P.C.B. Set can ON 1 Speaker Output 1 Faulty speaker unit, Loose connection, Short. then F61 2 D-AMP circuit 2a 2b D-AMP IC, IC5700, IC5800, IC5000, IC5200, IC5300, IC5400 defective. (Check DC voltage at speaker terminals, 3V and above defective) DC Voltage ok but no sound, check DC Voltage at Pin 1. 5V ok condition, 2.5V or 0V defective. 2c 2a, 2b ok but no sound, check PWM waveform at Pin 10 and Pin 14 . If no PWM, 24 resistors defective. For IC5700 (R5702, R5703, R5704, R5705). For IC5800 (R5802, R5803, R5804, R5805). For IC5000 (R5004, R5005, R5010, R5011). For IC5400 (R5402, R5405, R5410, R5411). For IC5200 (R5200, R5201, R5210, R5211). For IC5300 (R5302, R5305, R5310, R5311). Refer to Section 9.1.2 Fig. 3. Main P.C.B. and Section 9.1.3 Fig. 4. D-Amp P.C.B. Set can ON 1 Main Transformer T5701 1a Short circuit between Pin 11 and Pin 12 . then F76 1b Short circuit between Pin 13 and Pin 14 . 1c Short circuit between Pin 16 and Pin 17 . 2 Regulator Circuits 2a 2b 2c 2d 2e 2f IC2010 faulty (No +9V output). L2000 Open. Q2022 faulty (No +5V output). IC2014 faulty (No +3.3V output). IC2011 faulty (No +5V output). L2001 Open. Refer to Section 9.1.1 Fig. 1. SMPS P.C.B. Refer to Section 9.1.2 Fig. 2. and Fig.3. Main P.C.B. Set can ON working normally for some time then F76 3 Photocoupler 3 PC5720 solder crack, PC5720 Dry joint, short circuit, open circuit. 1 Rectifier Diode D5801 1a Improper contact between D5801 to Heatsink. Rectifier Diode D5802 Improper contact between D5802 to Heatsink. 2 Thermistor TH5860, 1b Set trigger temperature protection. TH5861 Refer to Section 9.1.1 Fig. 1. SMPS P.C.B. Refer to Section 9.1.1 Fig. 1. SMPS P.C.B. 29
Page 1 and 2: PMX1208008CE CD Stereo System Model
Page 3 and 4: 8.6. Sales Demonstration Lock Funct
Page 5 and 6: 1.3. Before Repair and Adjustment D
Page 7 and 8: 2 Warning 2.1. Prevention of Electr
Page 9 and 10: 2.3. Service caution based on Legal
Page 11 and 12: 2.4.2. Grounding for electrostatic
Page 13 and 14: 4 Specifications Potencia de salida
Page 15 and 16: 6 Location of Controls and Componen
Page 17 and 18: 7 Installation Instructions 7.1. Sp
Page 19 and 20: .2. Doctor Mode Table 8.2.1. Doctor
Page 21 and 22: 8.2.3. Doctor Mode Table 3 Mode Nam
Page 23 and 24: 8.4. Self-Diagnostic Mode Mode Name
Page 25 and 26: 9 Troubleshooting Guide 9.1. Part L
Page 27: Resistor Defective R5803 Resistor D
Page 31 and 32: 1170 ~ 1250 H 350 1260 ~ 1450 L 301
Page 33: 11 Disassembly and Assembly Instruc
Page 36 and 37: 11.2. Main Components and P.C.B. Lo
Page 38 and 39: 11.4. Disassembly of Front Panel Un
Page 40 and 41: 11.6. Disassembly of Panel P.C.B.
Page 42 and 43: 11.9. Disassembly of USB P.C.B. •
Page 44 and 45: Step 3 Release 2 catches. Step 4 Re
Page 46 and 47: Caution: During assembling, ensure
Page 48 and 49: 11.15.2. Assembly of Voltage Regula
Page 50 and 51: 11.17. Replacement of Audio Digital
Page 52 and 53: Step 4 Slightly lift up & remove th
Page 58 and 59: 11.24. Replacement of Switching Reg
Page 60 and 61: Step 5 Solder pins of the Rectifier
Page 62 and 63: 11.27. Replacement of Rectifier Dio
Page 64 and 65: Step 3 Remove 1 screw at Rectifier
Page 66 and 67: Step 5 Lift up and remove the SMPS
Page 68 and 69: 11.32. Disassembly of Rear Panel R
Page 70 and 71: 12.3. Checking and Repairing of Pan
Page 72 and 73: 12.5. Checking and Repairing of CD
Page 74 and 75: Step 3 Place the CD Servo P.C.B. on
Page 76 and 77: 14 Block Diagram 14.1. Servo & Syst
Page 78 and 79:
14.2. IC Terminal Chart TC IC8051 6
Page 80 and 81:
: AUX/TUNER/MUSIC PORT/MIC AUDIO IN
Page 82 and 83:
PW +16V TO POWER SUPPLY BLOCK (1/2)
Page 84 and 85:
16 Schematic Diagram 16.1. Schemati
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15 16 17 18 19 20 21 22 23 24 25 26
Page 88 and 89:
A CD SERVO CIRCUIT SCHEMATIC DIAGRA
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15 16 17 18 19 20 21 22 23 24 25 26
Page 92 and 93:
43 44 45 46 47 48 49 50 51 52 53 54
Page 94 and 95:
J K L M N O P B MAIN(MICON) CIRCUIT
Page 96 and 97:
B MAIN(MICON) CIRCUIT SCHEMATIC DIA
Page 98 and 99:
B MAIN(MICON) CIRCUIT SCHEMATIC DIA
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15 16 17 18 19 20 21 22 23 24 25 26
Page 102 and 103:
15 16 17 18 19 20 21 22 23 24 25 26
Page 104 and 105:
16.7. CD Interface, Mic 1 2 3 4 5 6
Page 106 and 107:
15 16 17 18 19 20 21 22 23 24 25 26
Page 108 and 109:
L D-AMP CIRCUIT SCHEMATIC DIAGRAM -
Page 110 and 111:
15 16 17 18 19 20 21 22 23 24 25 26
Page 112 and 113:
17.2. Main P.C.B. 1 1 2 3 4 5 6 7 8
Page 114 and 115:
COMPONENTES DE PISTA MAIN PSG Ref.
Page 116 and 117:
C2182 F1H1A474A025 Surface mounting
Page 118 and 119:
CN2010 K1KA02BA0061 2-PIECE CONNECT
Page 120 and 121:
R2019 ERJ3GEYJ683V Surface mounting
Page 122 and 123:
R2227 ERJ3GEYJ473V SURFACE MOUNTING
Page 124 and 125:
R5617 ERJ3GEYJ822V Surface mounting
Page 126 and 127:
17.4. Memory LED, CD Interface, Top
Page 128 and 129:
17.6. SMPS M SMPS P.C.B. (REPM12X95
Page 130 and 131:
18.1.2. CD Servo P.C.B. (2/3) REF N
Page 132 and 133:
18.1.5. Main P.C.B. (2/4) REF NO. I
Page 134 and 135:
18.1.7. Main P.C.B. (4/4) REF NO. M
Page 136 and 137:
18.1.10. SMPS P.C.B. REF NO. MODE 1
Page 138 and 139:
18.2. Illustration of ICs, Transist
Page 140 and 141:
19 Exploded View and Replacement Pa
Page 142 and 143:
19.1.2. Packaging H SB-WAKX95 G SB-
Page 144 and 145:
Safety Ref. No. Part No. Part Name
Page 146 and 147:
Safety Ref. no. Part No. Part Name
Page 148 and 149:
R5006 D0GZ220JA012 CHIP RESISTOR K5
Page 150:
D6700 B3AEA0000172 LED D6701 B3AEA0
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Model No. SA-AKX95LMK - Panasonic

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